Hydraulic motor for use with airless paint sprayer system
US4785997A · kind A · utility
8Cited by
6References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 1987 |
| Grant date | Nov 22, 1988 |
| Priority date | — |
| Expiry date | Nov 2, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB05B9/0409
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
An improvement in a hydraulic motor for use with an airless paint sprayer system which includes releasable stop means that lock a spool means within said motor to a surrounding sleeve which stop means signal the end of upper and lower strokes of a reciprocating piston associated with said sleeve. In addition, hydraulic fluid anti shock means are provided to prevent the rupture of outlet filter means.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.